![Amazon.com: USR-N5808 8 Ports RS485 Serial Device Server Converter Ethernet to RS485 Support Modbus RTU to Modbus TCP RS485 Communication Indicator Lights (TX/RX) with Two Ethernet Port Amazon.com: USR-N5808 8 Ports RS485 Serial Device Server Converter Ethernet to RS485 Support Modbus RTU to Modbus TCP RS485 Communication Indicator Lights (TX/RX) with Two Ethernet Port](https://m.media-amazon.com/images/I/61uN4w475MS.jpg)
Amazon.com: USR-N5808 8 Ports RS485 Serial Device Server Converter Ethernet to RS485 Support Modbus RTU to Modbus TCP RS485 Communication Indicator Lights (TX/RX) with Two Ethernet Port
![Industrial Modbus gateway server Modbus TCP to MODBUS RTU/ASCII with RS485/422/232 & Ethernet Port Modbus support Master - AliExpress Industrial Modbus gateway server Modbus TCP to MODBUS RTU/ASCII with RS485/422/232 & Ethernet Port Modbus support Master - AliExpress](https://ae01.alicdn.com/kf/H80a2a5c87ea54eb1841433c08ed6be3eY/Industrial-Modbus-gateway-server-Modbus-TCP-to-MODBUS-RTU-ASCII-with-RS485-422-232-Ethernet-Port.jpg)
Industrial Modbus gateway server Modbus TCP to MODBUS RTU/ASCII with RS485/422/232 & Ethernet Port Modbus support Master - AliExpress
![Amazon.com: Dual Port Server Industrial Serial RS232 RS485 to Ethernet Converter Modbus RTU to TCP Multiple Working Modes Support TCP/UDP Server/Client and HTTPD Client Amazon.com: Dual Port Server Industrial Serial RS232 RS485 to Ethernet Converter Modbus RTU to TCP Multiple Working Modes Support TCP/UDP Server/Client and HTTPD Client](https://m.media-amazon.com/images/I/61-Iinf+suL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Dual Port Server Industrial Serial RS232 RS485 to Ethernet Converter Modbus RTU to TCP Multiple Working Modes Support TCP/UDP Server/Client and HTTPD Client
![Is a special protocol converter required to connect Modbus RTU serial interface devices to an Ethernet network? Is the serial device server sufficient? Is a special protocol converter required to connect Modbus RTU serial interface devices to an Ethernet network? Is the serial device server sufficient?](https://ipc2u.com/upload/medialibrary/a05/a05b9dfc2804eae1fec715adc316bc37.png)
Is a special protocol converter required to connect Modbus RTU serial interface devices to an Ethernet network? Is the serial device server sufficient?
![Industrial Serial Port Server ZLAN5207M Two RS485 to Ethernet Modbus Gateway MQTT Guideway Edge Computing Module RTU to TCP - AliExpress Industrial Serial Port Server ZLAN5207M Two RS485 to Ethernet Modbus Gateway MQTT Guideway Edge Computing Module RTU to TCP - AliExpress](https://ae01.alicdn.com/kf/Sac40d50bab8b4151b71c46357a3812d1G/Industrial-Serial-Port-Server-ZLAN5207M-Two-RS485-to-Ethernet-Modbus-Gateway-MQTT-Guideway-Edge-Computing-Module.jpg)
Industrial Serial Port Server ZLAN5207M Two RS485 to Ethernet Modbus Gateway MQTT Guideway Edge Computing Module RTU to TCP - AliExpress
![Is a special protocol converter required to connect Modbus RTU serial interface devices to an Ethernet network? Is the serial device server sufficient? Is a special protocol converter required to connect Modbus RTU serial interface devices to an Ethernet network? Is the serial device server sufficient?](https://ipc2u.com/upload/medialibrary/024/024885a0ea273543159991ec29652661.png)